Flat drill bits are a great accessory for electricians and other installers as well as construction workers. What if they could be even faster and more efficient? With Bosch Tip Technology, this is possible. The EXPERT Self Cut Speed offers the most advanced designs for flat drill bits. This makes it easy to use and extremely practical for professional users. The threaded tip pulls the flat drill bit into the wood with minimal pressure from the user. This is especially helpful when you need to drill overhead or in tight spaces. The advanced paddle design provides additional speed.